Our Single Screw Extrusion Series is designed to provide training for anyone working in a production environment. These programs use animation and actual production footage to demonstrate complex concepts. Important safety precautions are stressed throughout these training programs.

Tailored for Single Screw Extruders, these training courses provide specific information for all extruders from blown film to profile extrusion. Whether you use single stage or vented extruders, the information will relate to the equipment, materials, and processes operating at your facility.

This training series with help teach any employee on the concepts relating to the machine, material, process, quality, startup, shutdown, problem solving, material handling as well as the correct terminology associated with Single Screw Extrusion.

Part 1: The Extruder

Discusses the drive system of the extruder including the motor and gearbox

Introduces the material feed systems used in Single Screw Extrusion

Covers the entire screw and barrel assembly including screw design and venting

The die and adaptor are presented along with the extruder’s control system

Part 2: Plastic Materials

Introduces the plastics industry and the nature of plastic materials

Explains complex concepts such as melt viscosity and polymer flow

Provides detailed explanations of both shear and shear heating with plastics

Covers the behavior of both amorphous and semi-crystalline polymers

Gives an understanding of shrinkage, orientation, and degradation

Part 3: The Extrusion Process

Explains the mechanics of Single Screw material feeding and conveying

Melting processes for standard and barrier screw designs are covered in detail

Describes the commonly used types of dispersive and distributive mixing systems

Covers the pumping, shaping, cooling, and cutting of the extrudate

Cites important safety precautions for working around extrusion equipment

Part 4: Preventive and Corrective Actions

Covers common extrusion defects and their typical causes

Explains the importance of accurate process monitoring

Differentiates between open and closed loop process control systems

Ways to adjust the process and detect equipment problems are also covered

Part 5: Startup, Changeover and Shutdown

Provides common procedures to start-up and shut-down an extruder

Details both upstream and downstream changeovers

Die, material, and color change considerations are also covered

The importance of safety and cleanliness are stressed throughout this series

Part 6: Quality

Defines quality and its importance to the success of extrusion operations